METHOD OF PREPARING THE PROPOLIS PREPARATION AND GELATIN CAPSULE Russian patent published in 1997 - IPC

FIELD: pharmacy. SUBSTANCE: method involves extraction of propolis with alcohol-containing solvent, treatment with vegetable oil at boiling at ratio = 1: (5-10). Alcohol is distilled off to its content in the end product 0.1-0.5% and extract is incapsulated into gelatin capsules. Vitamin A or its derivatives were added to the preparation before capsulation. Alcoholic-oily component interacts with gelatin wall and an inner gel layer is formed. Method ensures to increase the retention of biologically active substances by 10%. EFFECT: improved method of preparing, increased retention. 3 cl, 2 tbl